Semi-duplex

Semi-duplex stands for:

• Half duplex , operating mode of the communication channel in communications engineering, see duplex (communications engineering )
• Semi-duplex (architecture) , a type of apartment developed since the 1920s
• Semi-duplex , fixed class in the Tridentine liturgy (until 1960), see Tridentine rite

This is a disambiguation page for differentiating between several terms identified with the same word.